Wind turbine generator part



FIG. 1 is a side elevation view of a wind turbine generator part showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof; and,

FIG. 4 is a perspective view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design. 

The ornamental design for a wind turbine generator part, as shown and described. 